11134203400423 has 8 divisors (see below), whose sum is σ = 11153997748880. Its totient is φ = 11114410775040.

The previous prime is 11134203400421. The next prime is 11134203400433. The reversal of 11134203400423 is 32400430243111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11134203400423 - 2¹ = 11134203400421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11134203400391 and 11134203400400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11134203400421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12868768 + ... + 13706698.

It is an arithmetic number, because the mean of its divisors is an integer number (1394249718610).

Almost surely, 2^{11134203400423} is an apocalyptic number.

11134203400423 is a deficient number, since it is larger than the sum of its proper divisors (19794348457).

11134203400423 is an equidigital number, since it uses as much as digits as its factorization.

11134203400423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861537.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 11134203400423 its reverse (32400430243111), we get a palindrome (43534633643534).

The spelling of 11134203400423 in words is "eleven trillion, one hundred thirty-four billion, two hundred three million, four hundred thousand, four hundred twenty-three".